Home / 1,053,058.60-1,578,156.36-445,341.70

Finding the Fourth Proportional to 1,053,058.60, 1,578,156.36 and 445,341.70

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Solution

The fourth proportional to 1,053,058.60, 1,578,156.36 and 445,341.70 is: 667,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,058.60 : 1,578,156.36 = 445,341.70 : x
  2. Step 2: Convert to fraction form
    1,053,058.60/1,578,156.36 = 445,341.70/x
  3. Step 3: Cross multiply
    1,053,058.60x = 1,578,156.36 × 445,341.70
  4. Step 4: Simplify right side
    1,053,058.60x = 702,818,836,228.21
  5. Step 5: Solve for x
    x = 702,818,836,228.21/1,053,058.60
  6. Step 6: Final answer
    x = 667,407.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.